.;(For Units With "D" Suffix Use E-121).[ Type - D1/D18 ] [ Temp 100-450 ] [ Bulb 3/16" X 13";Tin/Zinc ] [ Cap 60" ] [ Mount W/ Front Ears ];4 Terminal.
;New Style 24Vac, 4-7/8" X 3-1/8", W/Pilot Light.Ignition Module Will Need To Drill New Hole(S).;Same Terminals As Old Box,;New Style White Box Pitco # 60152001;Old Style Gray Box Pitco #60108601;24V, 5-1/4" X 3-1/4" Grey Box.